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NEMA PB 2.2-1999(R2009)

Application Guide for Ground Fault Protective Devices for Equipment

Contains instructions for the safe and proper application of GFP devices. GFPs include current-sensing devices, relaying equipment or combinations of current-sensing devices and relaying equipment or other equivalent protective equipment that will operate to cause a disconnecting means to open all ungrounded conductors at predetermined values of ground-fault current and time.

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NEMA: National Electrical Manufacturers Association [nema]

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